https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/8786510
K9 Dog
902nd Military Working Dog Detachment, Fort Sill, Oklahoma., Nov. 7, 2016. German Shepherd Chili shows how she can attack and find hidden narcotics. Her reward is her Kong toy. Original public domain image from Flickr
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